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03-28-2015 05:49 PM #1
Just finished building a 400 sbc. would like some thought on it. Guess HP?
Hello everyone I'm new here and just thought I would get some opinions on my engine build and what kind of HP and tourqe numbers yall think I might get I'm installing it in a 70 chevy C10 Pickup with a 700 R4 and 373 posi kinda curious to what my time in the quarter could run also. Ok so it is a 400 sbc 409 cast block bored 30 over with after market cast crank 6 in forge conectting rods trw forged flat top pistons 510 lift roller cam n lifters trick flow 195 heads rpm air gap intake 750 quick flow carburetor running 9.5 to 1 compression.
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03-29-2015 10:23 AM #2
This would be a torque motor rather than a high hp motor, just right for the street. I can see 500 ft/lbs of torque and maybe 450 hp. A cam with 0.050" duration of 215 to 220 on the intake side would be just right for the 9.5:1 static compression ratio in a 406. More cam than that will lead to a lower dynamic compression ratio and what my late friend would have called a "weak-suck operation".
.PLANET EARTH, INSANE ASYLUM FOR THE UNIVERSE.
Sorry for your loss of friend Mike McGee, Shine. Great trans men are few and far between, it seems. Sadly, Mike Frade was only 66 and had been talking about retirement for ten years that I know...
We Lost a Good One